Home / 2,160,536.32-2,981,571.39-1,193,688.85

Finding the Fourth Proportional to 2,160,536.32, 2,981,571.39 and 1,193,688.85

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Solution

The fourth proportional to 2,160,536.32, 2,981,571.39 and 1,193,688.85 is: 1,647,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,536.32 : 2,981,571.39 = 1,193,688.85 : x
  2. Step 2: Convert to fraction form
    2,160,536.32/2,981,571.39 = 1,193,688.85/x
  3. Step 3: Cross multiply
    2,160,536.32x = 2,981,571.39 × 1,193,688.85
  4. Step 4: Simplify right side
    2,160,536.32x = 3,559,068,523,722.00
  5. Step 5: Solve for x
    x = 3,559,068,523,722.00/2,160,536.32
  6. Step 6: Final answer
    x = 1,647,307.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.